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ARM: tegra: Skip scu_enable(scu_base) if not Cortex A9

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Skip scu_enable(scu_base) if CPU is not Cortex A9 with SCU.

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Hiroshi Doyu 2013-01-22 07:52:02 +02:00 committed by Stephen Warren
parent e9d6b3358a
commit 909444ab20
1 changed files with 2 additions and 3 deletions
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5
arch/arm/mach-tegra/platsmp.c
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@ -36,8 +36,6 @@
extern void tegra_secondary_startup(void);
static void __iomem *scu_base = IO_ADDRESS(TEGRA_ARM_PERIF_BASE);
#define EVP_CPU_RESET_VECTOR \
(IO_ADDRESS(TEGRA_EXCEPTION_VECTORS_BASE) + 0x100)
@ -151,7 +149,8 @@ static void __init tegra_smp_init_cpus(void)
static void __init tegra_smp_prepare_cpus(unsigned int max_cpus)
{
tegra_cpu_reset_handler_init();
scu_enable(scu_base);
if (scu_a9_has_base())
scu_enable(IO_ADDRESS(scu_a9_get_base()));
}
struct smp_operations tegra_smp_ops __initdata = {